def copy_file(source_path,destination_path):
    with open(source_path, 'r', encoding='utf-8') as file1:
        content = file1.read()
    with open(destination_path, 'w', encoding='utf-8') as file2:
        file2.write(content)
# 使用
copy_file('example4.txt', 'copy_manual.txt')
